300 WTNT80 EGRR 270404 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 27.05.2020 TROPICAL DEPRESSION 91L ANALYSED POSITION : 29.8N 80.3W ATCF IDENTIFIER : AL912020 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 27.05.2020 29.8N 80.3W WEAK 12UTC 27.05.2020 32.0N 80.7W WEAK LITTLE CHANGE 00UTC 28.05.2020 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 60 HOURS FORECAST POSITION AT T+ 60 : 8.6N 124.4W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 29.05.2020 8.6N 124.4W WEAK 00UTC 30.05.2020 9.1N 124.4W WEAK LITTLE CHANGE 12UTC 30.05.2020 9.1N 124.0W WEAK LITTLE CHANGE 00UTC 31.05.2020 8.4N 123.1W WEAK LITTLE CHANGE 12UTC 31.05.2020 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 84 HOURS FORECAST POSITION AT T+ 84 : 10.5N 91.9W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 30.05.2020 10.5N 91.9W WEAK 00UTC 31.05.2020 12.1N 92.3W MODERATE INTENSIFYING SLIGHTLY 12UTC 31.05.2020 13.4N 91.6W MODERATE INTENSIFYING SLIGHTLY 00UTC 01.06.2020 15.1N 93.8W WEAK WEAKENING RAPIDLY 12UTC 01.06.2020 13.8N 92.9W WEAK LITTLE CHANGE 00UTC 02.06.2020 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 138 HOURS FORECAST POSITION AT T+138 : 18.0N 86.8W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 02.06.2020 17.6N 86.1W WEAK LITTLE CHANGE THIS INFORMATION IS PROVIDED AS GUIDANCE FOR TROPICAL CYCLONE RSMCS. IT REQUIRES INTERPRETATION BY TROPICAL CYCLONE SPECIALISTS AND SHOULD NOT BE CONSIDERED AS A FINAL PRODUCT. BULLETINS ARE NOW AVAILABLE WHICH PROVIDE EXPLICIT GUIDANCE ON CENTRAL PRESSURE AND MAXIMUM WIND SPEED. FOR FURTHER INFORMATION CONTACT TROPICAL_CYCLONES@METOFFICE.GOV.UK MET OFFICE, EXETER, UK TOO 270404